@article{articlecaff9164, title = {Developmental changes in the ploidy of mouse implanting trophoblast cells in vitro}, author = {Gonçalves, C. R. and Antonini, S. and Vianna-Morgante, Angela M and Machado-Santelli, G. M. and Belvilacqua, E.}, year = {2003}, journal = {Histochemistry and Cell Biology} }